While most eyes were on the 2019 GRAMMYs Sunday, over in the UK, some of Hollywood's biggest stars were attending the BAFTAs, or the British Academy of Film and Television Awards.

The Duke and Duchess of Cambridge made a surprise appearance at the event, with Duchess Kate paying tribute to her late mother-in-law, Princess Diana, by rocking a pair of her earrings. Check out their glam look and more stars in the gallery.